<div v-if="showFullScreenBtn" class="full-screen-btn-con">
  <Tooltip :content="value ? '退出全屏' : '全屏'" placement="bottom">
    <Icon
      @click.native="handleChange"
      :type="value ? 'md-expand' : 'ios-expand'"
      :size="23"
    ></Icon>
  </Tooltip>
</div>
